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Securities - Debt Securities with Unrealized Losses in Continuous Unrealized Loss Position (Details)
$ in Thousands
Dec. 31, 2022
USD ($)
security
Dec. 31, 2021
USD ($)
security
Available-for-sale securities    
Estimated Fair Value $ 296,224 $ 238,782
Unrealized Losses (20,715) (3,454)
Estimated Fair Value 239,756 55,528
Unrealized Losses (40,391) (1,227)
Estimated Fair Value 535,980 294,310
Unrealized Losses $ (61,106) $ (4,681)
Number of Securities | security 219 51
Held-to-maturity:    
Estimated Fair Value $ 32,273  
Unrealized Losses (5,677)  
Estimated Fair Value 401  
Unrealized Losses (15)  
Estimated Fair Value 32,674 $ 0
Unrealized Losses $ (5,692)  
Number of Securities | security 23  
U.S. treasury    
Available-for-sale securities    
Estimated Fair Value $ 25,702 35,185
Unrealized Losses (967) (215)
Estimated Fair Value 30,947 0
Unrealized Losses (4,394) 0
Estimated Fair Value 56,649 35,185
Unrealized Losses $ (5,361) $ (215)
Number of Securities | security 10 4
U.S. agency    
Available-for-sale securities    
Estimated Fair Value $ 0 $ 0
Unrealized Losses 0 0
Estimated Fair Value 2,834 5,919
Unrealized Losses (47) (100)
Estimated Fair Value 2,834 5,919
Unrealized Losses $ (47) $ (100)
Number of Securities | security 7 7
Obligations of states and political subdivisions    
Available-for-sale securities    
Estimated Fair Value $ 21,676 $ 3,232
Unrealized Losses (3,784) (190)
Estimated Fair Value 2,753 0
Unrealized Losses (1,214) 0
Estimated Fair Value 24,429 3,232
Unrealized Losses $ (4,998) $ (190)
Number of Securities | security 18 2
Held-to-maturity:    
Estimated Fair Value $ 20,153  
Unrealized Losses (4,891)  
Estimated Fair Value 0  
Unrealized Losses 0  
Estimated Fair Value 20,153  
Unrealized Losses $ (4,891)  
Number of Securities | security 8  
Mortgage backed - residential    
Available-for-sale securities    
Estimated Fair Value $ 51,921 $ 51,616
Unrealized Losses (2,939) (530)
Estimated Fair Value 63,691 25,246
Unrealized Losses (10,887) (1,108)
Estimated Fair Value 115,612 76,862
Unrealized Losses $ (13,826) $ (1,638)
Number of Securities | security 87 17
Held-to-maturity:    
Estimated Fair Value $ 7,993  
Unrealized Losses (511)  
Estimated Fair Value 0  
Unrealized Losses 0  
Estimated Fair Value 7,993  
Unrealized Losses $ (511)  
Number of Securities | security 10  
Collateralized mortgage obligations    
Available-for-sale securities    
Estimated Fair Value $ 111,360 $ 115,877
Unrealized Losses (4,631) (1,938)
Estimated Fair Value 92,905 193
Unrealized Losses (16,663) (1)
Estimated Fair Value 204,265 116,070
Unrealized Losses $ (21,294) $ (1,939)
Number of Securities | security 66 16
Held-to-maturity:    
Estimated Fair Value $ 4,127  
Unrealized Losses (275)  
Estimated Fair Value 401  
Unrealized Losses (15)  
Estimated Fair Value 4,528  
Unrealized Losses $ (290)  
Number of Securities | security 5  
Mortgage backed - commercial    
Available-for-sale securities    
Estimated Fair Value $ 70,710 $ 32,872
Unrealized Losses (6,475) (581)
Estimated Fair Value 46,626 24,170
Unrealized Losses (7,186) (18)
Estimated Fair Value 117,336 57,042
Unrealized Losses $ (13,661) $ (599)
Number of Securities | security 22 5
Other debt    
Available-for-sale securities    
Estimated Fair Value $ 14,855  
Unrealized Losses (1,919)  
Estimated Fair Value 0  
Unrealized Losses 0  
Estimated Fair Value 14,855  
Unrealized Losses $ (1,919)  
Number of Securities | security 9